BALLISTIC RESISTANCE OF SINGLE AND MULTI-LAYERED METALLIC TARGETS | ||||
The International Conference on Applied Mechanics and Mechanical Engineering | ||||
Article 70, Volume 14, 14th International Conference on Applied Mechanics and Mechanical Engineering., May 2010, Page 1-15 PDF (360.53 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/amme.2010.38115 | ||||
View on SCiNiTO | ||||
Authors | ||||
M. A. Abdel-Wahed; A. M. Riad; A. M. Salem; A. S. Zidan | ||||
Egyptian Armed Forces. | ||||
Abstract | ||||
ABSTRACT Normal penetration of armor-piercing projectiles into single and multi-layered steel targets has been investigated. An experimental program has been conducted to study the ballistic resistance of single as well as spaced and in-contact layered targets. Armor piercing projectiles, 7.62 mm in caliber were used. Projectile impact velocities ranged from 300 to 600 m/s, whereas the total thicknesses of the tested single, spaced and in-contact layered steel targets were 3 mm. The penetration process of different tested target configurations has been simulated using Autodayn-2D hydrocode. In addition, the data of projectiles and the different tested targets were fed into the analytical model developed by Liaghat et al. [1], who studied the penetration of conical projectiles into multi-layered metallic targets. The experimental measurements of the present work were used to discuss the effect of impact velocity, target configuration and number of layers of different spaced and in-contact layered steel targets on their ballistic resistance. In addition, post-firing examination of the tested targets over the used impact velocity range showed that the single and each layer of spaced and in-contact laminated steel targets failed by petalling. Finally, the obtained experimental measurements were compared with the corresponding predicted results of Autodyn-2D hydrocode and the analytical model of Ref. [1], respectively; good agreement was generally obtained. | ||||
Keywords | ||||
Penetration; multi-layered targets; ballistic resistance; Terminal ballistics; dynamic plasticity; and numerical simulation | ||||
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